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Chemistry > Organic Reaction Conditions > Flashcards

Organic Reaction Conditions Flashcards

1
Q

Alkane –> Halogenoalkane

A

Reagent: Cl2
Conditions: UV Light
Mechanism: Free radical substitution

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2
Q

Alkene –> Polyalkene

A

Reagent: Alkenes
Conditions: Low temp. High Pressure
Type of reaction: Addition Polymerisation

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3
Q

Alkene –>Halogenoalkane

A

Reagent: HX
Conditions: Room temp
Type of reaction: electrophilic addition

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4
Q

Alkene –> dibromoalkane

A

Reagent: Br2 in water
Conditions: Room temp
Type of reaction: electrophilic addition

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5
Q

Alkene – > alkylhydrogensulphate

A

Reagent: Conc. Sulphuric Acid
Conditions: Cold
Type of reaction : Electrophilic addition

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6
Q

Alkylhydrogensulphate –> Alcohol

A

Reagent: Water
Conditions: Warm
Type of reaction: Hydrolysis

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7
Q

Alkene –> Alcohol

A

Reagent: Steam
Conditions: 300C, 60 atm, H3PO4 catalyst
Type of reaction: Hydration

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8
Q

Halogenoalkane –> Alcohol

A

Reagent: NaOH
Conditions: Warm, aqueous ethanol
Type of reaction: nucleophilic substitution

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9
Q

Halogeoalkane –> Nitrile

A

Reagent: KCN
Conditions: Heat under reflux in aqueous ethanol
Type of reaction: nucleophilic substitution

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10
Q

Halogenoalkane –> Amine

A

Reagent: excess Ammonia
Conditions: heat and ethanol
Type of reaction: nucleophilic substitution

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11
Q

Halogenoalkane –> Alkene

A

Reagent: KOH (high conc. so lots of nucleophiles)
Conditions: heat and ethanolic
Type of reaction: elimination

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12
Q

Primary Alcohol –> Aldehyde

A

Reagent: potassium dichromate & dilute sulphuric acid
Conditions: Warm, distillation
Type of reaction: Mild oxidation

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13
Q

Secondary Alcohol –> Ketone

A

Reagent: potassium dichromate & dilute sulphuric acid
Conditions: Warm, distillation
Type of reaction: Oxidation

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14
Q

Aldehyde –> Carboxylic acid

A

Reagent: potassium dichromate & dilute sulphuric acid
Conditions: Heat, Reflux
Type of reaction: Oxidation

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15
Q

Alcohols –> Alkene

A

Reagent: Conc. Sulphuric acid
Conditions: Heat
Type of reaction: elimination

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16
Q

Nitrile –> Primary Amine (conditions)

A

Reagent: H2
Conditions: Ni Catalyst, Raised temp. and pressure
Type of reaction: Reduction

17
Q

Aldehyde / Ketone –> Alcohol

A

Reagent: NaBH4
Conditions: Water
Type of reaction: Nucleophilic addition

18
Q

Aldehyde –> Hydroxynitrile

A

Reagent: KCN
Conditions: Room temp, Dilute acid
Type of reaction: Addition

19
Q

Carboxylic acid –> Ester

A

Reagent: Alcohol
Conditions: Conc. H2SO4 Catalyst, Heat
Type of reaction: esterification

20
Q

Ester –> Carboxylic Acid

A

Reagent: NaOH
Conditions: Reflux
Type of reaction: Hydrolysis

21
Q

Acyl Chloride / Acid Anhydride–> Carboxylic Acid

A

Reagent: H2O
Conditions: room temp
Type of reaction: nucleophilic addition - elimination

22
Q

Acyl Chloride / Acid Anhydride –> Ester

A

Reagent: Alcohol
Conditions: Room temp
Type of reaction: Nucleophilic addition - elimination

23
Q

Acyl Chloride / Acid Anhydride –> Primary Amide

A

Reagent: NH3
Conditions: Room temp
Type of reaction: Nucleophilic addition - elimination

24
Q

Acyl Chloride / Acid Anhydride –> N-Substituted Amide

A

Reagent: Amine
Conditions: Room temp
Type of reaction: Nucleophilic addition - elimination

25
Q

Primary Alcohol –> Carboxylic Acid

A

Reagent: Potassium dichromate
Conditions: H2SO4 Reflux
Type of reaction: Reduction

26
Q

Benzene –> Nitrobenzene

A

Reagent: Conc. H2SO4, Conc. HNO3
Conditions: Below 55 Celsius
Type of reaction: Nitration

27
Q

Nitrobenzene –> Aromatic Amine

A

Reagent: Sn, HCl
Conditions: reflux
Type of reaction: Reduction

Then add NaOH

28
Q

Aromatic Amine –> N-Phenylethanamide

A

Reagent: CH3COCl
Conditions: Room temp
Type of reaction: Acylation

29
Q

Benzene –> Phenylketone

A

Reagent: RCOCl
Conditions: AlCl3 Catalyst, reflux, non aqueous environment
Type of reaction: Acylation

Chemistry (36 decks)

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